[ 3174.679043][T27718] gre: GRE over IPv4 demultiplexor driver
[ 3175.808490][T27742] ip_gre: GRE over IPv4 tunneling driver
[ 3211.709621][T28317] ip6_gre: GRE over IPv6 tunneling driver
[ 3215.987844][T26035] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3223.666481][T26035] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3235.762417][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3239.667396][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3242.994392][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3246.898394][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!